Siderno to Comiso trains might be a good value for money solution: travelling in Italy by train is often rather cheap and faster than taking a bus indeed Trains leave from Siderno and arrive at Comiso every about 12 hours on average. If travelling with Trenitalia, you need to know the Siderno to Comiso train schedule: the first train leaves at 11:22, while the last ride is at 11:22. A Siderno to Comiso train cost about 39.25 €. But how long is the train ride from Siderno to Comiso? Your journey takes about 12 hours on average.